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DE60016270D1 - Einrichtung und verfahren zur wesentlichen elimination eines amplitudenmodulierten nachbarkanal-interferenzsignals - Google Patents

Einrichtung und verfahren zur wesentlichen elimination eines amplitudenmodulierten nachbarkanal-interferenzsignals

Info

Publication number
DE60016270D1
DE60016270D1 DE60016270T DE60016270T DE60016270D1 DE 60016270 D1 DE60016270 D1 DE 60016270D1 DE 60016270 T DE60016270 T DE 60016270T DE 60016270 T DE60016270 T DE 60016270T DE 60016270 D1 DE60016270 D1 DE 60016270D1
Authority
DE
Germany
Prior art keywords
sub
channel
modulated
amplitude
interference signal
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
DE60016270T
Other languages
German (de)
English (en)
Inventor
William Camp
Bengt Lindoff
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Telefonaktiebolaget LM Ericsson AB
Original Assignee
Telefonaktiebolaget LM Ericsson AB
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Telefonaktiebolaget LM Ericsson AB filed Critical Telefonaktiebolaget LM Ericsson AB
Application granted granted Critical
Publication of DE60016270D1 publication Critical patent/DE60016270D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/0202—Channel estimation
    • H04L25/0212—Channel estimation of impulse response
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
    • H03D1/00—Demodulation of amplitude-modulated oscillations
    • H03D1/22—Homodyne or synchrodyne circuits
    • H03D1/2245—Homodyne or synchrodyne circuits using two quadrature channels
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/06—DC level restoring means; Bias distortion correction ; Decision circuits providing symbol by symbol detection
    • H04L25/061—DC level restoring means; Bias distortion correction ; Decision circuits providing symbol by symbol detection providing hard decisions only; arrangements for tracking or suppressing unwanted low frequency components, e.g. removal of DC offset

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Noise Elimination (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
DE60016270T 1999-09-17 2000-09-06 Einrichtung und verfahren zur wesentlichen elimination eines amplitudenmodulierten nachbarkanal-interferenzsignals Expired - Lifetime DE60016270D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US39866899A 1999-09-17 1999-09-17
PCT/EP2000/008715 WO2001022571A1 (en) 1999-09-17 2000-09-06 Apparatus and method for substantially eliminating a near-channel interfering amplitude modulated signal

Publications (1)

Publication Number Publication Date
DE60016270D1 true DE60016270D1 (de) 2004-12-30

Family

ID=23576305

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60016270T Expired - Lifetime DE60016270D1 (de) 1999-09-17 2000-09-06 Einrichtung und verfahren zur wesentlichen elimination eines amplitudenmodulierten nachbarkanal-interferenzsignals

Country Status (9)

Country Link
US (1) US6934346B2 (zh)
EP (1) EP1219022B1 (zh)
JP (1) JP2003510873A (zh)
CN (1) CN1391722A (zh)
AT (1) ATE283574T1 (zh)
AU (1) AU7417600A (zh)
DE (1) DE60016270D1 (zh)
MY (1) MY133723A (zh)
WO (1) WO2001022571A1 (zh)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE517039C2 (sv) * 2000-05-31 2002-04-02 Bjoern Ottersten Anordning och metod för kanalinterferensdämpning
US6847690B1 (en) * 2000-11-22 2005-01-25 Telefonaktiebolaget Lm Ericsson (Publ) Determinant-based synchronization techniques and systems
US20020173286A1 (en) * 2001-04-06 2002-11-21 Bengt Lindoff Radiocommunication employing selected synchronization technique
GB0123290D0 (en) 2001-09-27 2001-11-21 Nokia Corp DC offset correction in a mobile communication system
US7173991B2 (en) * 2002-06-17 2007-02-06 Hitachi, Ltd. Methods and apparatus for spectral filtering channel estimates
US7362799B1 (en) * 2002-06-27 2008-04-22 Arraycomm Llc Method and apparatus for communication signal resolution
US8165186B2 (en) 2005-08-12 2012-04-24 Qualcomm Incorporated Channel estimation for wireless communication
FI20055711A0 (fi) * 2005-12-29 2005-12-29 Nokia Corp Häiriön poisto radiovastaanottimessa
WO2007100582A2 (en) * 2006-02-23 2007-09-07 Gct Semiconductor, Inc. Method for compensating for gain ripple and group delay characteristics of filter and receiving circuit embodying the same
KR100710123B1 (ko) * 2006-02-23 2007-04-20 지씨티 세미컨덕터 인코포레이티드 필터의 이득 리플 및 군지연 특성을 보상할 수 있는 수신회로 및 방법
FI20065438A0 (fi) * 2006-06-22 2006-06-22 Nokia Corp Häiriönpoistoyksikkö ja häiriönpoistomenetelmä
US9071317B2 (en) * 2007-07-06 2015-06-30 Broadcom Corportion Nullification of transmitter noise at receive signal frequency
EP2822341B1 (en) 2008-03-25 2017-11-22 Telefonaktiebolaget LM Ericsson (publ) Timing of component carriers in multi-carrier wireless networks
FR3056057B1 (fr) * 2016-09-12 2019-10-18 Continental Automotive France Procede de filtrage adaptatif d'un signal radio module en amplitude

Family Cites Families (21)

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Publication number Priority date Publication date Assignee Title
DE4001592A1 (de) * 1989-10-25 1991-05-02 Philips Patentverwaltung Empfaenger fuer digitales uebertragungssystem
GB9008613D0 (en) * 1990-04-17 1990-06-13 Marconi Gec Ltd Reducing interference in r.f.signals
US5251233A (en) * 1990-12-20 1993-10-05 Motorola, Inc. Apparatus and method for equalizing a corrupted signal in a receiver
US5371902A (en) 1991-09-25 1994-12-06 General Instrument Corporation Method and apparatus for recovering baseband signals from in-phase and quadrature-phase signal components having phase error therebetween
US5222078A (en) 1991-11-13 1993-06-22 Motorola, Inc. Data signal compensation apparatus for use in a receiver
EP0594894B1 (en) * 1992-10-28 1999-03-31 Alcatel DC offset correction for direct-conversion TDMA receiver
JPH07123257B2 (ja) * 1992-12-25 1995-12-25 日本電気株式会社 ディジタルデータ復調装置
JP2605566B2 (ja) * 1992-12-25 1997-04-30 日本電気株式会社 適応型等化器
JP3102221B2 (ja) 1993-09-10 2000-10-23 三菱電機株式会社 適応等化器および適応ダイバーシチ等化器
US5449320A (en) * 1993-09-24 1995-09-12 Shea; Lawrence E. Collapsible duct coupling
GB2287620B (en) * 1994-03-10 1998-12-16 Roke Manor Research A digital cellular mobile radio receiver
US5487259A (en) * 1994-11-30 1996-01-30 Carl Sulberg Gmbh & Co. Cutter assembly for mowing apparatus
US5579347A (en) 1994-12-28 1996-11-26 Telefonaktiebolaget Lm Ericsson Digitally compensated direct conversion receiver
US5604929A (en) 1995-04-21 1997-02-18 Rockwell International System for correcting quadrature gain and phase errors in a direct conversion single sideband receiver independent of the character of the modulated signal
FI961935L (fi) 1996-05-07 1997-11-08 Nokia Mobile Phones Ltd Erojännitteen eliminointi ja AM-vaimennus suoramuunnosvastaanottimessa
US5749051A (en) 1996-07-18 1998-05-05 Ericsson Inc. Compensation for second order intermodulation in a homodyne receiver
US6026130A (en) 1997-03-04 2000-02-15 Advanced Micro Devices, Inc. System and method for estimating a set of parameters for a transmission channel in a communication system
US6263030B1 (en) 1998-07-01 2001-07-17 Ericsson Inc. Equalizer with channel tracker switching
US6373888B1 (en) 1998-10-09 2002-04-16 Telefonaktiebolaget Lm Ericsson (Publ) Estimated channel with variable number of taps
US6449320B1 (en) 1999-07-02 2002-09-10 Telefonaktiebolaget Lm Ericsson (Publ) Equalization with DC-offset compensation
US6487259B1 (en) 1999-08-24 2002-11-26 Motorola, Inc. Partially-parrallel trellis decoder apparatus and method

Also Published As

Publication number Publication date
US20040234011A1 (en) 2004-11-25
ATE283574T1 (de) 2004-12-15
EP1219022A1 (en) 2002-07-03
US6934346B2 (en) 2005-08-23
WO2001022571A1 (en) 2001-03-29
EP1219022B1 (en) 2004-11-24
AU7417600A (en) 2001-04-24
MY133723A (en) 2007-11-30
CN1391722A (zh) 2003-01-15
JP2003510873A (ja) 2003-03-18

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Legal Events

Date Code Title Description
8332 No legal effect for de